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Cisco Unity 4.x before 4.2(1)ES161, 5.x before 5.0(1)ES53, and 7.x before 7.0(2)ES8, when using anonymous authentication (aka native Unity authentication), allows remote attackers to cause a denial of service (session exhaustion) via a large number of connections.
October 13, 2008
April 23, 2026
See which npm, PyPI, Go, and Maven packages are affected by CVE-2008-4543
EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.